To open an OST file in Outlook, use
eSoftTools OST to PST Converter Software. First, download and install the software on your system. After launching the tool, select the OST file you want to open. The software will scan the file and allow you to preview its data. Convert the OST file to PST format by selecting the output as PST. Once converted, you can easily import the PST file into Outlook, and all your emails, contacts, and calendar entries will be accessible.
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